Bulldozer



FIG. 1 is right view of a bulldozer of our new design;

FIG. 2 is left view thereof;

FIG. 3 is an upper, rear, right perspective view thereof;

FIG. 4 is an upper, front, right perspective view thereof;

FIG. 5 is an upper, rear, left perspective view thereof;

FIG. 6 is an upper, front, left perspective view thereof;

FIG. 7 is a front view thereof;

FIG. 8 is a rear view thereof;

FIG. 9 is a top view thereof; and,

FIG. 10 is a bottom view thereof.

The broken lines in the drawings represent unclaimed portions of thebulldozer and form no part of the claimed design.

CLAIM The ornamental design for a bulldozer, as shown and described.